36
5
Outdoor unit
TCB
-PC
MO
4E
Size : 55.5 x 60 (mm)
▼
Sound reduction and approximation capacity (reference)
* Position of noise measuring device: 1 m from the front face of the set and 1.5 m
above ground (anechoic sound)
[3] Operation mode selection control
▼
Function
The heating/cooling mode of the system can be selected by connecting to the
interface PCB of outdoor units.
SW1: Cooling mode specified input switch
SW2: Heating mode specified input switch
Each terminal should be connected to dry contact.
Indoor unit operation intervention function
The statuses of indoor units operating in a mode different from the selected
operation mode can be changed by changing the status of a jumper wire (J01)
provided on the interface P.C. board of outdoor unit.
Application
* Installation the optional PCB
in the interface board of the
outdoor unit.
Model
name
Appearance
Function
Outdoor unit
(base unit)
During low-noise mode
dB(A)
Capacity
Cooling
Heating
Cooling
Heating
Relative to
maximum
capacity
Model 0404*
47
50
approx. 85 % approx. 95 %
Model 0504*
47
50
approx. 80 % approx. 80 %
Model 0604*
50
50
approx. 80 % approx. 70 %
7
1
J
P
TB1
SW1
SW2
COM
HEAT
COOL
Outdoor unit
interface PCB
Connection cable
(attached in this
optional PCB)
Locally procured
Optional PCB
Shield
wire
CN510
Input Signal
Operation: Selected operation mode
Cooling (SW1)
Heating (SW2)
ON
OFF
Cooling operation only
OFF
ON
Heating operation only
OFF
OFF
Normal operation
Jumper wire
Description of intervention
J01 connected
(factory default)
All indoor units operating in a mode different from the selected
operation mode (prohibited-mode indoor units) become non-priority
units (thermostat OFF).
The display “ (operation ready)” appears on the remote controller
of prohibited-mode indoor units.
J01 cut
The selected operation mode is imposed on all indoor units operating
in a different mode.
Mode selected at
P.C. board
Remote controller operation / display
Normal
All modes (COOL,
DRY, HEAT and FAN)
available
COOL
Only COOL, DRY
and FAN available
“
operation mode
control” (turned on
during remote
controller operation)
HEAT
Only HEAT and FAN
available